SpaceXFalcon 9 Block 5Space Launch Complex 4E, Vandenberg SFB, CA, USA

SDA Tranche 2 Transport Layer H

Launch window

NET March 2027Add to calendar

To Be Determined

Image: SpaceX

Summary

SDA Tranche 2 Transport Layer H is expected to launch on a SpaceX Falcon 9 Block 5 from Space Launch Complex 4E, Vandenberg SFB, CA, USA in March 2027. It is SpaceX's 795th launch, 13th this year and humanity's 7,559th orbital launch attempt. It is planned as the 694th Falcon 9 Block 5 flight and the 13th this year. The payload is bound for Polar Orbit (PO).

Watch: No webcast announced yet.
Vehicle: Falcon 9 Block 5 · SpaceX
Booster: No booster details available.
Mission: Government/Top Secret · Polar Orbit (PO)for SDA
Milestone: Planned as the 694th Falcon 9 Block 5 flight · 13th this yearSpaceX's 795th launch13th this yearhumanity's 7,559th orbital launch attempt28th orbital launch attempt this year

Flight preview

About this launch

Classified mission launched by the Space Development Agency (SDA) for Tranche 2 Transport Layer.

Pad

Space Launch Complex 4E, Vandenberg SFB, CA, USA

Planned as the 329th launch from Space Launch Complex 4E, 5th this year · 957th from Vandenberg SFB, CA, USA

303 launches from this pad · 919 from Vandenberg SFB, CA, USA

31 days after the previous launch from this pad

All launches from Vandenberg SFB, CA, USA Open in maps

Updates

Added launch. (Launch contract is at https://www.ssc.spaceforce.mil/Portals/3/UPDATED%20COPY%20-%20SSC%20Awards%20NSSL%20Phase%203%20Lane%201%20TO.pdf)

Cosmic_Penguin · Apr 10, 2025 · source

Questions

When does SDA Tranche 2 Transport Layer H launch?

SDA Tranche 2 Transport Layer H is scheduled in March 2027.

Where can I watch SDA Tranche 2 Transport Layer H live?

No webcast has been announced yet.

What rocket is launching SDA Tranche 2 Transport Layer H?

Falcon 9 Block 5, flown by SpaceX. Falcon 9 Block 5 spec sheet

Where is SDA Tranche 2 Transport Layer H launching from?

Space Launch Complex 4E, Vandenberg SFB, CA, USA.

What orbit is SDA Tranche 2 Transport Layer H going to?

Polar Orbit (PO), a government/top secret mission.